2519534961 has 12 divisors (see below), whose sum is σ = 3640238160. Its totient is φ = 1679270040.

The previous prime is 2519534947. The next prime is 2519534987. The reversal of 2519534961 is 1694359152.

2519534961 is a `hidden beast` number, since 2 + 51 + 9 + 534 + 9 + 61 = 666.

It is not a de Polignac number, because 2519534961 - 2⁷ = 2519534833 is a prime.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2519534461) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5466 + ... + 71196.

It is an arithmetic number, because the mean of its divisors is an integer number (303353180).

Almost surely, 2^2519534961 is an apocalyptic number.

It is an amenable number.

2519534961 is a deficient number, since it is larger than the sum of its proper divisors (1120703199).

2519534961 is a wasteful number, since it uses less digits than its factorization.

2519534961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69996 (or 69993 counting only the distinct ones).

The product of its digits is 291600, while the sum is 45.

The square root of 2519534961 is about 50194.9694790225. The cubic root of 2519534961 is about 1360.7347098877.

The spelling of 2519534961 in words is "two billion, five hundred nineteen million, five hundred thirty-four thousand, nine hundred sixty-one".